Oil & Gas Companies in Richland County, MT
|  | Company Name | Company Location | Company Type | Most Recent Production | 
|---|
| 1 | Panther Creek Resources, LLC | Denver, CO 80202 | Oil & Gas Operator | May 2012 | 
| 2 | Panther Energy Company, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2022 | 
| 3 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 | 
| 4 | Petro-Hunt, L.L.C. | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 | 
| 5 | Pride Energy Company | Tulsa, OK 74170 | Oil & Gas Operator | Oct 2025 | 
| 6 | Prima Exploration, Inc. | Denver, CO 80206 | Oil & Gas Operator | Aug 2025 | 
Production numbers shown above are only for Richland County, MT and for the production period listed.